/**
* @brief initializes the event processor
*
* Initializes the event processor queue and processing thread.
* Called from ixEthDBInit() DB-subcomponent master init function.
*
* @warning do not call directly
*
* @retval IX_ETH_DB_SUCCESS initialization was successful
* @retval IX_ETH_DB_FAIL initialization failed (OSAL or mutex init failure)
*
* @internal
*/
IX_ETH_DB_PUBLIC
IxEthDBStatus ixEthDBEventProcessorInit(void)
{
if (ixOsalMutexInit(&portUpdateLock) != IX_SUCCESS)
{
return IX_ETH_DB_FAIL;
}
if (ixOsalMutexInit(&eventQueueLock) != IX_SUCCESS)
{
return IX_ETH_DB_FAIL;
}
if (IX_FEATURE_CTRL_SWCONFIG_ENABLED ==
ixFeatureCtrlSwConfigurationCheck (IX_FEATURECTRL_ETH_LEARNING))
{
/* start processor loop thread */
if (ixEthDBStartLearningFunction() != IX_ETH_DB_SUCCESS)
{
return IX_ETH_DB_FAIL;
}
}
/* Initialize the event processor pausing state */
ixEthDBEventProcessorPausing = FALSE;
return IX_ETH_DB_SUCCESS;
}
/**
* @brief sets the MAC address of an NPE port
*
* @param portID port ID to set the MAC address on
* @param macAddr pointer to the 6-byte MAC address
*
* This function is called by the EthAcc
* ixEthAccUnicastMacAddressSet() and should not be
* manually invoked unless required by special circumstances.
*
* @return IX_ETH_DB_SUCCESS if the operation succeeded
* or an appropriate error message otherwise
*/
IX_ETH_DB_PUBLIC
IxEthDBStatus ixEthDBPortAddressSet(IxEthDBPortId portID, IxEthDBMacAddr *macAddr)
{
IxNpeMhMessage message;
IxOsalMutex *ackPortAddressLock;
IX_STATUS result;
/* use this macro instead CHECK_PORT
as the port doesn't need to be enabled */
IX_ETH_DB_CHECK_PORT_EXISTS(portID);
IX_ETH_DB_CHECK_REFERENCE(macAddr);
if (!ixEthDBPortInfo[portID].initialized)
{
return IX_ETH_DB_PORT_UNINITIALIZED;
}
ackPortAddressLock = &ixEthDBPortInfo[portID].npeAckLock;
/* Operation stops here when Ethernet Learning is not enabled */
if(IX_FEATURE_CTRL_SWCONFIG_DISABLED ==
ixFeatureCtrlSwConfigurationCheck(IX_FEATURECTRL_ETH_LEARNING))
{
return IX_ETH_DB_SUCCESS;
}
IX_ETH_DB_CHECK_SINGLE_NPE(portID);
/* exit if the port is not an Ethernet NPE */
if (ixEthDBPortDefinitions[portID].type != IX_ETH_NPE)
{
return IX_ETH_DB_INVALID_PORT;
}
/* populate message */
FILL_SETPORTADDRESS_MSG(message, portID, macAddr->macAddress);
IX_ETH_DB_SUPPORT_TRACE("DB: (Support) Sending SetPortAddress on port %d...\n", portID);
/* send a SetPortAddress message */
IX_ETHDB_SEND_NPE_MSG(IX_ETHNPE_PHYSICAL_ID_TO_NODE(portID), message, result);
if (result == IX_SUCCESS)
{
ixEthDBPortInfo[portID].macAddressUploaded = TRUE;
}
return result;
}
/**
* @brief stops the event processor
*
* Stops the event processor and frees the event queue semaphore
* Called by the component de-initialization function, ixEthDBUnload()
*
* @warning do not call directly
*
* @return IX_ETH_DB_SUCCESS if the operation completed
* successfully or IX_ETH_DB_FAIL otherwise;
*
* @internal
*/
IX_ETH_DB_PUBLIC
IxEthDBStatus ixEthDBStopLearningFunction(void)
{
if (IX_FEATURE_CTRL_SWCONFIG_ENABLED ==
ixFeatureCtrlSwConfigurationCheck (IX_FEATURECTRL_ETH_LEARNING))
{
ixEthDBLearningShutdown = TRUE;
/* wake up event processing loop to actually process the shutdown event */
ixOsalSemaphorePost(&eventQueueSemaphore);
if (ixOsalSemaphoreDestroy(&eventQueueSemaphore) != IX_SUCCESS)
{
return IX_ETH_DB_FAIL;
}
return IX_ETH_DB_SUCCESS;
}
return IX_ETH_DB_FEATURE_UNAVAILABLE;
}
/**
* @brief enables a port
*
* @param portID ID of the port to enable
*
* This function is fully documented in the main
* header file, IxEthDB.h
*
* @return IX_ETH_DB_SUCCESS if enabling was
* accomplished, or a meaningful error message otherwise
*/
IX_ETH_DB_PUBLIC
IxEthDBStatus ixEthDBPortEnable(IxEthDBPortId portID)
{
IxEthDBPortMap triggerPorts;
PortInfo *portInfo;
IX_ETH_DB_CHECK_PORT_EXISTS(portID);
IX_ETH_DB_CHECK_SINGLE_NPE(portID);
portInfo = &ixEthDBPortInfo[portID];
if (portInfo->enabled)
{
/* redundant */
return IX_ETH_DB_SUCCESS;
}
SET_DEPENDENCY_MAP(triggerPorts, portID);
/* mark as enabled */
portInfo->enabled = TRUE;
/* Operation stops here when Ethernet Learning is not enabled */
if(IX_FEATURE_CTRL_SWCONFIG_DISABLED ==
ixFeatureCtrlSwConfigurationCheck(IX_FEATURECTRL_ETH_LEARNING))
{
return IX_ETH_DB_SUCCESS;
}
if (ixEthDBPortDefinitions[portID].type == IX_ETH_NPE && !portInfo->macAddressUploaded)
{
IX_ETH_DB_SUPPORT_TRACE("DB: (Support) MAC address not set on port %d, enable failed\n", portID);
/* must use UnicastAddressSet() before enabling an NPE port */
return IX_ETH_DB_MAC_UNINITIALIZED;
}
if (ixEthDBPortDefinitions[portID].type == IX_ETH_NPE)
{
IX_ETH_DB_SUPPORT_TRACE("DB: (Support) Attempting to enable the NPE callback for port %d...\n", portID);
if (!portInfo->updateMethod.userControlled
&& ((portInfo->featureCapability & IX_ETH_DB_FILTERING) != 0))
{
portInfo->updateMethod.updateEnabled = TRUE;
}
/* if this is first time initialization then we already have
write access to the tree and can AccessRelease directly */
if (!portInfo->updateMethod.treeInitialized)
{
IX_ETH_DB_SUPPORT_TRACE("DB: (Support) Initializing tree for port %d\n", portID);
/* create an initial tree and release access into it */
ixEthDBUpdatePortLearningTrees(triggerPorts);
/* mark tree as being initialized */
portInfo->updateMethod.treeInitialized = TRUE;
}
}
if (ixEthDBPortState[portID].saved)
{
/* previous configuration data stored, restore state */
if ((portInfo->featureCapability & IX_ETH_DB_FIREWALL) != 0)
{
ixEthDBFirewallModeSet(portID, ixEthDBPortState[portID].firewallMode);
ixEthDBFirewallInvalidAddressFilterEnable(portID, ixEthDBPortState[portID].srcAddressFilterEnabled);
}
if ((portInfo->featureCapability & IX_ETH_DB_VLAN_QOS) != 0)
{
ixEthDBAcceptableFrameTypeSet(portID, ixEthDBPortState[portID].frameFilter);
ixEthDBIngressVlanTaggingEnabledSet(portID, ixEthDBPortState[portID].taggingAction);
ixEthDBEgressVlanTaggingEnabledSet(portID, ixEthDBPortState[portID].transmitTaggingInfo);
ixEthDBPortVlanMembershipSet(portID, ixEthDBPortState[portID].vlanMembership);
ixEthDBPriorityMappingTableSet(portID, ixEthDBPortState[portID].priorityTable);
}
if ((portInfo->featureCapability & IX_ETH_DB_SPANNING_TREE_PROTOCOL) != 0)
{
ixEthDBSpanningTreeBlockingStateSet(portID, ixEthDBPortState[portID].stpBlocked);
}
ixEthDBFilteringPortMaximumRxFrameSizeSet(portID, ixEthDBPortState[portID].maxRxFrameSize);
ixEthDBFilteringPortMaximumTxFrameSizeSet(portID, ixEthDBPortState[portID].maxTxFrameSize);
/* discard previous save */
ixEthDBPortState[portID].saved = FALSE;
}
IX_ETH_DB_SUPPORT_TRACE("DB: (Support) Enabling succeeded for port %d\n", portID);
return IX_ETH_DB_SUCCESS;
}
/*
* Function definitions.
*/
void
ixQMgrDispatcherInit (void)
{
int i;
IxFeatureCtrlProductId productId = 0;
IxFeatureCtrlDeviceId deviceId = 0;
BOOL stickyIntSilicon = TRUE;
/* Set default priorities */
for (i=0; i< IX_QMGR_MAX_NUM_QUEUES; i++)
{
dispatchQInfo[i].callback = dummyCallback;
dispatchQInfo[i].callbackId = 0;
dispatchQInfo[i].dummyCallbackCount = 0;
dispatchQInfo[i].priority = IX_QMGR_Q_PRIORITY_2;
dispatchQInfo[i].statusWordOffset = 0;
dispatchQInfo[i].statusCheckValue = 0;
dispatchQInfo[i].statusMask = 0;
/*
* There are two interrupt registers, 32 bits each. One for the lower
* queues(0-31) and one for the upper queues(32-63). Therefore need to
* mod by 32 i.e the min upper queue identifier.
*/
dispatchQInfo[i].intRegCheckMask = (1<<(i%(IX_QMGR_MIN_QUEUPP_QID)));
/*
* Set the Q types - will only be used with livelock
*/
ixQMgrQTypes[i] = IX_QMGR_TYPE_REALTIME_OTHER;
/* Reset queue statistics */
dispatcherStats.queueStats[i].callbackCnt = 0;
dispatcherStats.queueStats[i].priorityChangeCnt = 0;
dispatcherStats.queueStats[i].intNoCallbackCnt = 0;
dispatcherStats.queueStats[i].intLostCallbackCnt = 0;
dispatcherStats.queueStats[i].notificationEnabled = FALSE;
dispatcherStats.queueStats[i].srcSel = 0;
}
/* Priority table. Order the table from queue 0 to 63 */
ixQMgrDispatcherReBuildPriorityTable();
/* Reset statistics */
dispatcherStats.loopRunCnt = 0;
/* Get the device ID for the underlying silicon */
deviceId = ixFeatureCtrlDeviceRead();
/* Get the product ID for the underlying silicon */
productId = ixFeatureCtrlProductIdRead();
/*
* Check featureCtrl to see if Livelock prevention is required
*/
ixQMgrOrigB0Dispatcher = ixFeatureCtrlSwConfigurationCheck(
IX_FEATURECTRL_ORIGB0_DISPATCHER);
/*
* Check if the silicon supports the sticky interrupt feature.
* IF (IXP42X AND A0) -> No sticky interrupt feature supported
*/
if ((IX_FEATURE_CTRL_DEVICE_TYPE_IXP42X ==
(IX_FEATURE_CTRL_DEVICE_TYPE_MASK & deviceId)) &&
(IX_FEATURE_CTRL_SILICON_TYPE_A0 ==
(IX_FEATURE_CTRL_SILICON_STEPPING_MASK & productId)))
{
stickyIntSilicon = FALSE;
}
/*
* IF user wants livelock prev option AND silicon supports sticky interrupt
* feature -> enable the sticky interrupt bit
*/
if ((IX_FEATURE_CTRL_SWCONFIG_DISABLED == ixQMgrOrigB0Dispatcher) &&
stickyIntSilicon)
{
ixQMgrStickyInterruptRegEnable();
}
}
IX_ETH_DB_PUBLIC
void ixEthDBDatabaseMaintenance()
{
HashIterator iterator;
UINT32 portIndex;
BOOL agingRequired = FALSE;
/* ports who will have deleted records and therefore will need updating */
IxEthDBPortMap triggerPorts;
if (IX_FEATURE_CTRL_SWCONFIG_ENABLED !=
ixFeatureCtrlSwConfigurationCheck (IX_FEATURECTRL_ETH_LEARNING))
{
return;
}
SET_EMPTY_DEPENDENCY_MAP(triggerPorts);
/* check if there's at least a port that needs aging */
for (portIndex = 0 ; portIndex < IX_ETH_DB_NUMBER_OF_PORTS ; portIndex++)
{
if (ixEthDBPortInfo[portIndex].agingEnabled && ixEthDBPortInfo[portIndex].enabled)
{
agingRequired = TRUE;
}
}
if (agingRequired)
{
/* ask each NPE port to write back the database for aging inspection */
for (portIndex = 0 ; portIndex < IX_ETH_DB_NUMBER_OF_PORTS ; portIndex++)
{
if (ixEthDBPortDefinitions[portIndex].type == IX_ETH_NPE
&& ixEthDBPortInfo[portIndex].agingEnabled
&& ixEthDBPortInfo[portIndex].enabled)
{
IxNpeMhMessage message;
IX_STATUS result;
/* send EDB_GetMACAddressDatabase message */
FILL_GETMACADDRESSDATABASE(message,
0 /* unused */,
IX_OSAL_MMU_VIRT_TO_PHYS(ixEthDBPortInfo[portIndex].updateMethod.npeUpdateZone));
IX_ETHDB_SEND_NPE_MSG(IX_ETHNPE_PHYSICAL_ID_TO_NODE(portIndex), message, result);
if (result == IX_SUCCESS)
{
/* analyze NPE copy */
ixEthDBNPESyncScan(portIndex, ixEthDBPortInfo[portIndex].updateMethod.npeUpdateZone, FULL_ELT_BYTE_SIZE);
IX_ETH_DB_SUPPORT_TRACE("DB: (API) Finished scanning NPE tree on port %d\n", portIndex);
}
else
{
ixOsalLog(IX_OSAL_LOG_LVL_WARNING,
IX_OSAL_LOG_DEV_STDOUT,
"EthDB: (Maintenance) warning, Clearing Database records for all types for port %d\n",
portIndex, 0, 0, 0, 0, 0);
ixEthDBDatabaseClear(portIndex, IX_ETH_DB_ALL_RECORD_TYPES);
}
}
}
/* browse database and age entries */
BUSY_RETRY(ixEthDBInitHashIterator(&dbHashtable, &iterator));
while (IS_ITERATOR_VALID(&iterator))
{
MacDescriptor *descriptor = (MacDescriptor *) iterator.node->data;
UINT32 *age = NULL;
BOOL staticEntry = TRUE;
if (descriptor->type == IX_ETH_DB_FILTERING_RECORD)
{
age = &descriptor->recordData.filteringData.age;
staticEntry = descriptor->recordData.filteringData.staticEntry;
}
else if (descriptor->type == IX_ETH_DB_FILTERING_VLAN_RECORD)
{
age = &descriptor->recordData.filteringVlanData.age;
staticEntry = descriptor->recordData.filteringVlanData.staticEntry;
}
else
{
staticEntry = TRUE;
}
if (ixEthDBPortInfo[descriptor->portID].agingEnabled && (staticEntry == FALSE))
{
/* manually increment the age if the port has no such capability */
if ((ixEthDBPortDefinitions[descriptor->portID].capabilities & IX_ETH_ENTRY_AGING) == 0)
{
*age += (IX_ETH_DB_MAINTENANCE_TIME / 60);
}
/* age entry if it exceeded the maximum time to live */
if (*age >= (IX_ETH_DB_LEARNING_ENTRY_AGE_TIME / 60))
{
/* add port to the set of update trigger ports */
JOIN_PORT_TO_MAP(triggerPorts, descriptor->portID);
/* delete entry */
BUSY_RETRY(ixEthDBRemoveEntryAtHashIterator(&dbHashtable, &iterator));
}
else
{
/* move to the next record */
BUSY_RETRY(ixEthDBIncrementHashIterator(&dbHashtable, &iterator));
}
}
else
{
/* move to the next record */
BUSY_RETRY(ixEthDBIncrementHashIterator(&dbHashtable, &iterator));
}
}
/* update ports which lost records */
ixEthDBUpdatePortLearningTrees(triggerPorts);
}
}
PUBLIC IxEthAccStatus ixEthAccInit()
{
#ifdef CONFIG_IXP425_COMPONENT_ETHDB
/*
* Initialize Control plane
*/
if (ixEthDBInit() != IX_ETH_ACC_SUCCESS)
{
IX_ETH_ACC_WARNING_LOG("ixEthAccInit: EthDB init failed\n", 0, 0, 0, 0, 0, 0);
return IX_ETH_ACC_FAIL;
}
#endif
if (IX_FEATURE_CTRL_SWCONFIG_ENABLED == ixFeatureCtrlSwConfigurationCheck (IX_FEATURECTRL_ETH_LEARNING))
{
ixEthAccNewSrcMask = (~0); /* want all the bits */
}
else
{
ixEthAccNewSrcMask = (~IX_ETHACC_NE_NEWSRCMASK); /* want all but the NewSrc bit */
}
/*
* Initialize Data plane
*/
if ( ixEthAccInitDataPlane() != IX_ETH_ACC_SUCCESS )
{
IX_ETH_ACC_WARNING_LOG("ixEthAccInit: data plane init failed\n", 0, 0, 0, 0, 0, 0);
return IX_ETH_ACC_FAIL;
}
if ( ixEthAccQMgrQueuesConfig() != IX_ETH_ACC_SUCCESS )
{
IX_ETH_ACC_WARNING_LOG("ixEthAccInit: queue config failed\n", 0, 0, 0, 0, 0, 0);
return IX_ETH_ACC_FAIL;
}
/*
* Initialize MII
*/
if ( ixEthAccMiiInit() != IX_ETH_ACC_SUCCESS )
{
IX_ETH_ACC_WARNING_LOG("ixEthAccInit: Mii init failed\n", 0, 0, 0, 0, 0, 0);
return IX_ETH_ACC_FAIL;
}
/*
* Initialize MAC I/O memory
*/
if (ixEthAccMacMemInit() != IX_ETH_ACC_SUCCESS)
{
IX_ETH_ACC_WARNING_LOG("ixEthAccInit: Mac init failed\n", 0, 0, 0, 0, 0, 0);
return IX_ETH_ACC_FAIL;
}
/*
* Initialize control plane interface lock
*/
if (ixOsalMutexInit(&ixEthAccControlInterfaceMutex) != IX_SUCCESS)
{
IX_ETH_ACC_WARNING_LOG("ixEthAccInit: Control plane interface lock initialization failed\n", 0, 0, 0, 0, 0, 0);
return IX_ETH_ACC_FAIL;
}
/* initialiasation is complete */
ixEthAccServiceInit = TRUE;
return IX_ETH_ACC_SUCCESS;
}
